<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>XSS</title>
</head>
<body>
채팅: <input type="text">
<button type="submit"> 보내기 </button>
<!-- <script>
	alert('헤헤헤헤헤');
</script> -->
<!-- <script>while(true){alert('헤헤헤헤');}</script> -->
</body>
</html>